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''Etruria'' was a protected cruiser of the Italian ''Regia Marina'' (Royal Navy) built in the 1891 by Cantiere navale fratelli Orlando ivorno.〔(rlando, Livorno )〕 She was the third of six vessels of the , all of which were named for current, or in the case of ''Etruria'', former regions of Italy.〔"Lombardia"〕 The ship was equipped with a main armament of four and six guns, and she could steam at a speed of . ''Etruria'' spent her early career with the main fleet in the Mediterranean Sea. In the early 1900s, she spent much of her time in North and South American waters; she visited the United States for the Jamestown Exposition and the Hudson-Fulton Celebration in 1907 and 1909. The ship took part in the Italo-Turkish War of 1911–12, primarily by providing gunfire support to Italian troops in North Africa. Reduced to a training ship by World War I, ''Etruria'' was deliberately sunk by the ''Regia Marina'' in Livorno to convince Austria-Hungary that its espionage network had not been compromised by double agents. ==Design== (詳細はlong overall, had a beam of and a draft of . She displaced up to at full load. Her propulsion system consisted of a pair of horizontal triple-expansion engines, with steam supplied by four cylindrical water-tube boilers.〔Gardiner, p. 349〕 On her speed trials, she reached a maximum of at .〔"Notes on Ships and Torpedo Boats" 1896, p. 68〕 The ship had a cruising radius of about at a speed of . She had a crew of between 213-78.〔 ''Etruria'' was armed with a main battery of four L/40 guns mounted singly, with two side by side forward and two side by side aft. Six L/40 guns were placed between them, with three on each broadside. Light armament included eight guns two guns, and a pair of machine guns. She was also equipped with two torpedo tubes. ''Etruria'' was protected by a thick deck, and her conning tower had 50 mm thick sides.〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Italian cruiser Etruria」の詳細全文を読む スポンサード リンク
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